[issue1127] support negative literals in goals #62

	---
	name: Code style tests

	on:
	push:
	branches: [main, release-*]
	pull_request:
	branches: [main, release-*]

	jobs:
	style:
	name: Test code style
	runs-on: ubuntu-22.04
	steps:
	- name: Clone repository
	uses: actions/checkout@v3

	- name: Install Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.10'

	- name: Install dependencies
	run: \|
	pip3 install tox
	sudo apt-get -y install clang-tidy-12

	# TODO: Remove once issue with Ubuntu 22.04 and clang++-14 is resolved.
	- name: Work around https://github.com/actions/runner-images/issues/8659
	run: \|
	sudo rm -f /etc/apt/sources.list.d/ubuntu-toolchain-r-ubuntu-test-jammy.list
	sudo apt-get update
	sudo apt-get install -y --allow-downgrades libc6=2.35-* libc6-dev=2.35-* libstdc++6=12.3.0-* libgcc-s1=12.3.0-*

	- name: Install uncrustify
	run: \|
	# Set up uncrustify.
	wget https://github.com/uncrustify/uncrustify/archive/uncrustify-0.72.0.tar.gz
	tar xzf uncrustify-0.72.0.tar.gz
	cd uncrustify-uncrustify-0.72.0
	mkdir build
	cd build
	cmake ../
	make -j2
	mv uncrustify ../../
	cd ../../
	rm -rf uncrustify-0.72.0.tar.gz uncrustify-uncrustify-0.72.0

	- name: Run code style tests
	run: \|
	export PATH="$(pwd):$PATH" # Add uncrustify to path.
	cd misc/
	tox -e style,clang-tidy

	...

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